import type { Sample } from '../types/index.js';
/**
 * Content fingerprint for files that can change executor output while the
 * inline sample contract remains byte-for-byte identical.
 */
export declare function hashSampleExecutionDependencies(sample: Sample, baseDir?: string): string | undefined;
/**
 * Stable hash of the complete sample measurement contract, including external
 * mock fixtures and the statically resolvable ESM import graph of custom
 * assertion modules when a sample base directory is available.
 */
export declare function hashSample(sample: Sample, baseDir?: string): string;